2204.3 Omission of the ¬© or ‚Ñó– Symbol or the Word “Copyright”
If a U.S. work was publicly distributed by authority of the copyright owner between January 1, 1978 and February 28, 1989, and if the copies or phonorecords do not contain the word “Copyright,” the abbreviation “Copr.,” or an appropriate symbol that could reasonably be regarded as part of the notice, the U.S. Copyright Office considers the work to be published without any notice. See 17 U.S.C. § 405.